Home / 26,606,912.40-39,920,866.20-10,430,110.80

Finding the Fourth Proportional to 26,606,912.40, 39,920,866.20 and 10,430,110.80

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Solution

The fourth proportional to 26,606,912.40, 39,920,866.20 and 10,430,110.80 is: 15,649,281.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606,912.40 : 39,920,866.20 = 10,430,110.80 : x
  2. Step 2: Convert to fraction form
    26,606,912.40/39,920,866.20 = 10,430,110.80/x
  3. Step 3: Cross multiply
    26,606,912.40x = 39,920,866.20 × 10,430,110.80
  4. Step 4: Simplify right side
    26,606,912.40x = 416,379,057,697,975
  5. Step 5: Solve for x
    x = 416,379,057,697,975/26,606,912.40
  6. Step 6: Final answer
    x = 15,649,281.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.